diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c index f000704f984d..41ccee49a224 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c @@ -220,8 +220,6 @@ static void amdgpu_mn_invalidate_node(struct amdgpu_mn_node *node, true, false, MAX_SCHEDULE_TIMEOUT); if (r <= 0) DRM_ERROR("(%ld) failed to wait for user bo\n", r); - - amdgpu_ttm_tt_mark_user_pages(bo->tbo.ttm); } } @@ -502,3 +500,26 @@ void amdgpu_mn_unregister(struct amdgpu_bo *bo) mutex_unlock(&adev->mn_lock); } +/* flags used by HMM internal, not related to CPU/GPU PTE flags */ +static const uint64_t hmm_range_flags[HMM_PFN_FLAG_MAX] = { + (1 << 0), /* HMM_PFN_VALID */ + (1 << 1), /* HMM_PFN_WRITE */ + 0 /* HMM_PFN_DEVICE_PRIVATE */ +}; + +static const uint64_t hmm_range_values[HMM_PFN_VALUE_MAX] = { + 0xfffffffffffffffeUL, /* HMM_PFN_ERROR */ + 0, /* HMM_PFN_NONE */ + 0xfffffffffffffffcUL /* HMM_PFN_SPECIAL */ +}; + +void amdgpu_hmm_init_range(struct hmm_range *range) +{ + if (range) { + range->flags = hmm_range_flags; + range->values = hmm_range_values; + range->pfn_shift = PAGE_SHIFT; + range->pfns = NULL; + INIT_LIST_HEAD(&range->list); + } +} |